//
//  WHOperation.h
//  NSOperation
//
//  Created by fangyuan ding on 2020/10/26.
//  Copyright © 2020 fangyuan ding. All rights reserved.
//

#import <Foundation/Foundation.h>

NS_ASSUME_NONNULL_BEGIN

@interface WHOperation : NSObject

@end

NS_ASSUME_NONNULL_END
